Back strap



FIG. 1 is a perspective view of a back strap according to the present invention;

FIG. 2 is a front view of the back strap of FIG. 1;

FIG. 3 is a rear view of the back strap of FIG. 1;

FIG. 4 is a right-side view of the back strap of FIG. 1;

FIG. 5 is a left-side view of the back strap of FIG. 1;

FIG. 6 is a top view of the back strap of FIG. 1;

FIG. 7 is a bottom view of the back strap of FIG. 1; and,

FIG. 8 is a perspective view of the back strap of FIG. 1 coupled with a firearm.

The broken line showing is included for the purpose of illustrating portions of the back strap that form no part of the claimed design. 

CLAIM We claim ornamental design for a back strap, as shown and described. 